Air control valve for a spa or hot tub



FIG. 1 is a perspective view of an air control valve showing our new design;

FIG. 2 is a top plan view therefor;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a front or rear elevation view thereof; and,

FIG. 6 is a cross-sectional view taken substantially along the line 6--6 in FIG. 1. 

The ornamental design for an air control valve for a spa or hot tub, as shown and described. 